Search Results for: lichenoid

Histologic Diagnosis of Inflammatory Skin Diseases

Collagen

…deep fungal infections and atypical mycobacterial infections, and pyoderma gangrenosum; and those typified by long-standing lichenoid infiltrates of lymphocytes, such as lichen planus, disseminated superficial actinic porokeratosis, and some…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Capillaritis?

…has come to be used synonymously with the persistent pigmented purpuric dermatitides, to wit, Schamberg’s disease, the lichenoid purpura of Gougerot and Blum (lichen aureus), and the eczematid-like purpura of Doucas and Kapetanakis. Two…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Colors Stereotypical for Diseases Specific?

…mon eruption of unknown etiology, displays violaceous, flat-topped papules, which are usually pruritic.” Weedon D. The lichenoid reaction pattern (‘interface dermatitis’). In: Weedon D, ed. Skin Pathology, 2nd ed. Edinburgh:…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Common Baldness—an Inflammatory Disease?

…mited to a patterned area of involvement. Biopsy specimens of early lesions demonstrated hair follicle miniaturization and a lichenoid inflammatory infiltrate targeting the upper follicle region.” Zinkernagel MS, Trueb RM. Fibrosing alopecia…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eczema?

…thors should apply the same hypercritical examination to one or more other patterns of inflammatory response, such as ‘lichenoid’ or ‘papulosquamous,’ rather than obsessively trying assassinate ‘eczema’ every 10…

Clinical Case Studies

Graft-Versus-Host Disease

…reaction (i.e., gastrointestinal or hepatic dysfunction, acral erythema, erythroderma, or other erythematous eruptions). The lichenoid form of chronic cutaneous graft-versus-host disease (GVHD) was suspected because of the morphology and pattern of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Degeneration Syndrome?

…y early lesions, i.e., lesions that appear before alopecia is obvious clinically. The earliest findings observed by us are a lichenoid peri-infundibular infiltrate of lymphocytes followed by progressive peri-infundibular fibroplasia. As time goes…